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153288980 = 225134313711
BaseRepresentation
bin10010010001100…
…00000100010100
3101200102212221122
421020300010110
5303220221410
623113303112
73540635435
oct1110600424
9350385848
10153288980
1179589309
1243404a98
13259b0c50
141650348c
15d6cde55
hex9230114

153288980 has 48 divisors (see below), whose sum is σ = 354756864. Its totient is φ = 55278720.

The previous prime is 153288953. The next prime is 153289001. The reversal of 153288980 is 89882351.

It is a super-2 number, since 2×1532889802 = 46995022778880800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4325 + ... + 18035.

It is an arithmetic number, because the mean of its divisors is an integer number (7390768).

Almost surely, 2153288980 is an apocalyptic number.

153288980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153288980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177378432).

153288980 is an abundant number, since it is smaller than the sum of its proper divisors (201467884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153288980 is a wasteful number, since it uses less digits than its factorization.

153288980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13776 (or 13774 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 153288980 is about 12380.9926904106. The cubic root of 153288980 is about 535.1846452651.

The spelling of 153288980 in words is "one hundred fifty-three million, two hundred eighty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 43 52 65 86 130 172 215 260 430 559 860 1118 2236 2795 5590 11180 13711 27422 54844 68555 137110 178243 274220 356486 589573 712972 891215 1179146 1782430 2358292 2947865 3564860 5895730 7664449 11791460 15328898 30657796 38322245 76644490 153288980